% !Mode:: "Tex:UTF-8"
\def\usewhat{pdflatex}
\documentclass{article}
% Packages
\usepackage{amsmath} % Advanced math t y p e s e t t i n g
\begin{document}
    Hello World! \\ 2018 students \\ \LaTeX \hspace{12pt}
    %\\ \\
    \begin{math}
        \Sigma \gamma = \alpha+\beta+\theta+\delta+\lambda
    \end{math}
\end{document}